Product Properties
Name: Yttrium Fluoride
Formula: YF3
CAS No.: 13709-49-4
Molecular Weight: 145.90
Density: 4.01 g/cm3
Melting point:1387 °C
Appearance: White powder
Specification of Yttrium Fluoride
| Product Code | Yttrium Fluoride | ||||
| Grade | 99.9999% | 99.999% | 99.99% | 99.9% | 99% |
| CHEMICAL COMPOSITION | |||||
| Y2O3/TREO (% min.) | 99.9999 | 99.999 | 99.99 | 99.9 | 99 |
| TREO (% min.) | 77 | 77 | 77 | 77 | 77 |
| Loss On Ignition (% max.) | 0.5 | 1 | 1 | 1 | 1 |
| Rare Earth Impurities | ppm max. | ppm max. | ppm max. | % max. | % max. |
| La2O3/TREO CeO2/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Eu2O3/TREO Gd2O3/TREO Tb4O7/TREO Dy2O3/TREO Ho2O3/TREO Er2O3/TREO Tm2O3/TREO Yb2O3/TREO Lu2O3/TREO | 0.1 0.1 0.5 0.5 0.1 0.1 0.5 0.1 0.5 0.1 0.2 0.1 0.2 0.1 | 1 1 1 1 1 2 1 1 1 2 2 1 1 1 | 30 30 10 20 5 5 5 10 10 20 15 5 20 5 | 0.01 0.01 0.01 0.01 0.004 0.065 0.01 0.001 0.045 0.03 0.03 0.001 0.065 0.001 | 0.03 0.03 0.03 0.03 0.03 0.03 0.1 0.05 0.05 0.3 0.2 0.03 0.03 0.03 |
| Non-Rare Earth Impurities | ppm max. | ppm max. | ppm max. | % max. | % max. |
| Fe2O3 SiO2 CaO Cl- CuO NiO PbO Na2O K2O MgO Al2O3 TiO2 ThO2 | 1 10 10 50 1 1 1 1 1 1 5 1 1 | 3 50 30 100 2 3 2 15 15 15 50 50 20 | 10 100 100 300 5 5 10 10 15 15 50 50 20 | 0.002 0.04 0.02 0.05 | 0.01 0.06 0.05 0.2 |
Application of Yttrium Fluoride
Optical Materials: Yttrium fluoride is highly valued in the optical industry for its low refractive index and high transparency over a wide range of wavelengths. It is used in the production of optical coatings that are applied to lenses and other optical elements to minimize reflections and improve light transmission. These characteristics are essential for high-performance optical systems used in cameras, telescopes, microscopes, and laser technologies.
Glass Manufacturing: In the glass industry, YF₃ is added to certain types of glass formulations to improve their mechanical and optical properties. It can enhance the glass’s resistance to thermal shock, increase its refractive index, and adjust its transparency, making it suitable for specialized applications, including high-performance optical fibers and lenses.
Lasers and Phosphors: Yttrium fluoride serves as a host matrix for rare earth dopants in solid-state lasers and phosphors. When doped with elements such as erbium (Er), neodymium (Nd), or ytterbium (Yb), YF₃-based materials can emit light at specific wavelengths, making them useful in laser applications ranging from telecommunications to medical equipment. Additionally, yttrium fluoride phosphors are employed in lighting and display technologies.
- Dental and Bone Implants: Research has explored the use of yttrium fluoride in coatings for dental and bone implants. Its biocompatibility and ability to promote osseointegration (the integration of the implant with bone) can enhance the durability and lifespan of these implants.